package com.sky.controller.user;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.entity.DishFlavor;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishItemVO;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController("userDishController")
@RequestMapping("/user/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品和口味")
    public Result<List<DishVO>> dishAndFlavorByCategoryId(Long categoryId){
        //从redis上查询是否有缓存数据
        String key = "dish_"+categoryId;
        List<DishVO> list =(List<DishVO>) redisTemplate.opsForValue().get(key);
        //有数据则返回
        if (list!=null && list.size()>0){
            return Result.success(list);
        }

        //无数据则查询后添加
        log.info("根据分类id查询菜品:{}",categoryId);
        list = dishService.dishAndFlavorByCategoryId(categoryId);
        redisTemplate.opsForValue().set(key,list);
        return Result.success(list);
    }
}
